The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 2013
Filed:
Jul. 09, 2009
Gerhard Stork, Flensburg, DE;
Annette Schreiber, Kosel, DE;
Svenja Eisernitz, Flensburg, DE;
Falk Jahns, Flensburg, DE;
Gerhard Stork, Flensburg, DE;
Annette Schreiber, Kosel, DE;
Svenja Eisernitz, Flensburg, DE;
Falk Jahns, Flensburg, DE;
Mitsubishi HiTec Paper Europe GmbH, Flensburg, DE;
Abstract
A heat-sensitive recording material includes a paper web with recycled fibers and a heat-sensitive recording layer includes color formers and color acceptors. The amount of recycled fiber contained in the paper web is at least 70 percent by weight, and the heat-sensitive recording layer has, as color acceptor, at least 33⅓ percent by weight of N-(p-toluenesulphonyl)-N'-3-(p-toluenesulphonyloxyphenyl)urea in relation to the total content of color acceptors in the heat-sensitive recording layer.